lookin for grand mothers lost family

to whom it may concern: my cousin erick nichols has posted a question about her family. I'am doing the same, i have a death certificate of her mothers. who is myrtle miller born 25,1896, died at 33 years old in seminole,oklahoma.in jan 1,1929 at child birth.now it is said they came from arkansas, or kentucky, her grand fathers name is john alls. so if any one can help me find more info i would like it very much,there is also a mention in my grandmothers baby book of a granny barnes. thank you for your time shawn wilson